bigtux
771cf6cf50
- Add POST /v1/traces endpoint for OTLP JSON trace ingestion - Convert OTLP spans to internal format and save to PostgreSQL - Manual JSON parsing (no Go 1.24 dependencies) - Add Node.js instrumentation example with Express - Add Python instrumentation example with Flask - Auto-instrumentation support for both languages
53 lines
2.2 KiB
JavaScript
53 lines
2.2 KiB
JavaScript
// ═══════════════════════════════════════════════════════════
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// 🔭 OpenTelemetry Tracing Setup for Ophion
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// ═══════════════════════════════════════════════════════════
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//
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// This file initializes OpenTelemetry tracing and sends spans
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// to Ophion's OTLP HTTP endpoint.
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//
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// Usage: node --require ./tracing.js app.js
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const { NodeSDK } = require('@opentelemetry/sdk-node');
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const { OTLPTraceExporter } = require('@opentelemetry/exporter-trace-otlp-http');
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const { getNodeAutoInstrumentations } = require('@opentelemetry/auto-instrumentations-node');
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const { Resource } = require('@opentelemetry/resources');
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const { SemanticResourceAttributes } = require('@opentelemetry/semantic-conventions');
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// Configure the OTLP exporter to send to Ophion
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const traceExporter = new OTLPTraceExporter({
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// Ophion OTLP endpoint - adjust host/port as needed
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url: process.env.OTEL_EXPORTER_OTLP_ENDPOINT || 'http://localhost:8080/v1/traces',
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headers: {
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// Optional: add authorization if Ophion requires it
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// 'Authorization': `Bearer ${process.env.OPHION_API_KEY}`,
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},
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});
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// Create the SDK with auto-instrumentation
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const sdk = new NodeSDK({
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resource: new Resource({
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[SemanticResourceAttributes.SERVICE_NAME]: process.env.OTEL_SERVICE_NAME || 'nodejs-example',
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[SemanticResourceAttributes.SERVICE_VERSION]: '1.0.0',
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[SemanticResourceAttributes.DEPLOYMENT_ENVIRONMENT]: process.env.NODE_ENV || 'development',
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}),
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traceExporter,
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instrumentations: [
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getNodeAutoInstrumentations({
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// Disable fs instrumentation to reduce noise
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'@opentelemetry/instrumentation-fs': { enabled: false },
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}),
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],
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});
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// Start the SDK
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sdk.start();
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console.log('🔭 OpenTelemetry tracing initialized - sending to Ophion');
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// Graceful shutdown
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process.on('SIGTERM', () => {
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sdk.shutdown()
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.then(() => console.log('OpenTelemetry SDK shut down'))
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.catch((error) => console.error('Error shutting down SDK', error))
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.finally(() => process.exit(0));
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});
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